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CVE-2021-25631

Published: 3 May 2021

In the LibreOffice 7-1 series in versions prior to 7.1.2, and in the 7-0 series in versions prior to 7.0.5, the denylist can be circumvented by manipulating the link so it doesn't match the denylist but results in ShellExecute attempting to launch an executable type.

Notes

AuthorNote
mdeslaur
This is a windows-specific CVE

Priority

Low

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
libreoffice
Launchpad, Ubuntu, Debian
jammy Not vulnerable
(windows-only)
impish Not vulnerable
(windows-only)
bionic Not vulnerable
(windows-only)
focal Not vulnerable
(windows-only)
groovy Ignored
(end of life)
hirsute Not vulnerable
(windows-only)
trusty Does not exist

upstream Not vulnerable
(debian: Libreoffice on Windows)
xenial Ignored
(end of standard support, was needs-triage)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H